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AI Document Automation

High-volume document processing gets expensive fast on a per-request cloud AI API. We build document automation pipelines that extract structured data from scanned or varied-layout documents, deployed on-premises when cost or data residency rules out the cloud, or through a cloud API when volume and privacy allow it.

WHAT THIS INVOLVES

The scope, and what has to get right.

  • Varied-layout document processing. Documents that do not follow one fixed template, extracted into structured data despite formatting differences from batch to batch.
  • On-premises deployment for cost or privacy. A physical AI server on your own site, behind your own static IP, when sending documents to a third-party cloud API is not acceptable or affordable at volume.
  • Orchestration with n8n. Automation workflows connecting your application, the document processing step, and the structured output, without custom glue code for every new document type.
  • Structured output back into your system. Extracted data returned as structured JSON, ready to populate the application that needed it, not a PDF someone still has to read.
HOW WE BUILD IT

Inside the system, not bolted on.

01

On-premises when the economics demand it

At batches of 50 to 100 pages with varying formats, a physical server with a local model removes per-request cost entirely after the one-time hardware investment.

02

n8n as the automation layer

Your application hands a document to n8n, which routes it to the processing step and returns the result, with no manual handoff in between.

03

Local models where data residency matters

A locally hosted model, such as a Llama-class model, processes documents on your own hardware, which matters for legal, healthcare or government-adjacent data.

ANCHOR CASE STUDY

An on-premises AI document processing pipeline

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  • A physical AI server on-site: Installed at the client's own office, sitting behind their static IP, rather than a cloud instance or a VPS anywhere else.
  • n8n as the automation layer: The client's web app hands a document to n8n, which routes it to the on-premises AI server and returns the structured result to the application.
  • A local model, not a cloud API call: A locally hosted model (Llama-class) processes each document on the client's own AI server and returns structured JSON, rather than sending it to a third-party AI API.
  • No per-request AI API cost: The cost model is the one-time hardware investment plus electricity and upkeep, rather than a fee for every request as volume grows.
Read the full case study

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QUESTIONS

Common questions.

Is this only for high-volume document processing?

It is where the cost case is strongest, since a cloud API's per-request fee adds up fast at volume. Lower-volume needs can still use a cloud API rather than on-premises hardware.

What does on-premises actually mean here?

A physical AI server installed at your office, behind your own static IP. Never a cloud instance, never a VPS elsewhere. Documents are processed locally and never leave your building.

What is n8n, and why is it part of this?

n8n is the automation and orchestration layer connecting your application to the document processing step. It removes the need for custom integration code every time a new document type is added.

Can this replace OCR software we already use?

It depends on what your current OCR handles. This is a full pipeline from document intake through structured output, which can incorporate or replace an existing OCR step depending on what is already in place.

LET'S TALK

How much are you spending on cloud AI API calls right now?

Tell us your document volume and format variety and we will tell you honestly whether on-premises processing would actually save money.

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